Inventor · disambiguated record
Hisayou Osawa
Also filed as: OSAWA HISAYOU · YOSHIOKA TAKAO
4 granted patents·39 citations·filing 1974–1978
76Inventor score
Files withSANKYO CO4
Top patents by PatentIndex Score
4 records- 0175US4016168APiperidine derivativesSANKYO CO·Filed 1975·Granted Apr 5, 1977·16 cites·2 claims
- 0274US4212974APiperidine derivativesSANKYO CO·Filed 1978·Granted Jul 15, 1980·8 cites·10 claims
- 0369US4007158ANovel piperidine derivatives for the stabilization of synthetic polymersSANKYO CO·Filed 1974·Granted Feb 8, 1977·7 cites·6 claims
- 0455US4125533APiperidine derivativesSANKYO CO·Filed 1976·Granted Nov 14, 1978·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →